x趋于0,求limtan2x/sin5x的极限.
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x趋于0,求limtan2x/sin5x的极限.x趋于0,求limtan2x/sin5x的极限.x趋于0,求limtan2x/sin5x的极限.limtan2x/sin5x=lim2x/5x=2/5l
x趋于0,求limtan2x/sin5x的极限.
x趋于0,求limtan2x/sin5x的极限.
x趋于0,求limtan2x/sin5x的极限.
limtan2x/sin5x=lim2x/5x=2/5
lim(x->0)tan2x/sin5x
=(2/5)lim(x->0)tan(2x)/(2x) . lim(x->0) 5x/sin(5x)
=2/5